FAN, VANEAXIAL

FAN,VANEAXIAL
FAN,VANEAXIAL
RA001: THIS DOCUMENT INCORPORATES TECHNICAL AND/OR QUALITY REQUIREMENTS
(IDENTIFIED BY AN 'R' OR AN 'I' NUMBER) SET FORTH IN FULL TEXT IN THE
DLA MASTER LIST OF TECHNICAL AND QUALITY REQUIREMENTS FOUND ON THE WEB
AT:
http://www.dla.mil/HQ/Acquisition/Offers/eProcurement.aspx http://www.dla.mil/HQ/Acquisition/Offers/eProcurement.aspx
FOR SIMPLIFIED ACQUISITIONS, THE REVISION OF THE MASTER IN EFFECT ON THE SOLICITATION ISSUE DATE OR THE AWARD DATE CONTROLS. FOR LARGE ACQUISITIONS, THE REVISION OF THE MASTER IN EFFECT ON THE RFP ISSUE DATE APPLIES UNLESS A SOLICITATION AMENDMENT INCORPORATES A FOLLOW-ON REVISION, IN WHICH CASE THE AMENDMENT DATE CONTROLS.
RP001: DLA PACKAGING REQUIREMENTS FOR PROCUREMENT
RQ011: REMOVAL OF GOVERNMENT IDENTIFICATION FROM NON-ACCEPTED SUPPLIES
FOR NON-NUCLEAR APPLICATIONS
440 VOLTS AC,60 HZ,3 PHASE,SINGLE SPEED
MIL-F-18953B REQUIREMENTS MODIFIED AS FOLLOWS:
MIL-F-18953B(SH), DATED 22 OCTOBER 1990 SHALL BE
MODIFIED AS FOLLOWS:
PARA 2.1.1 (PAGE 2) CHANGE "TT-P-664 PRIMER
COATING, ALKYD, CORROSION-INHIBITING, LEAD AND
CHROMATE FREE, VOC COMPLIANT" TO READ
"TT-P-645 PRIMER, PAINT, ZINC-MOLYBDATE, ALKYD
TYPE."
PARA 2.1.2 (PAGE 3) REVISE VANEAXIAL FAN DWG.
"810-921784" TO READ "803-921784" AND DELETE
"810-921984 PERFORMANCE CURVES, VANEAXIAL FANS."
PARA 2.2 (PAGE 4) DELETE ASTM D 2092.
PARA 3.2, TABLE I (PAGE 5) UNDER "SAND
CASTINGS" AND COLUMN UNDER "REQUIREMENT" AFTER
"OR 713.0" ADD "; OR 356-T6."
PARA 3.2.1.1.A (PAGE 5) AFTER "ASTM B633, SC4"
DELETE REMAINDER OF SENTENCE AND SUBSTITUTE."
TYPE 2, FOLLOWED BY TWO (2) COATS (1 MIL MINIMUM
DRY FILM THICKNESS EACH) OF YELLOW PRIMER
CONFORMING TO TT-P-645 WITH THE COLOR NUMBER
BEING LEFT UP TO THE MANUFACTURER. ALL PARTS IN
CONTACT WITH AIR STREAM ARE TO BE GIVEN A FINAL
COAT (1 MIL MDFT) OF PHENOLIC VARNISH IN
ACCORDANCE WITH TT-V-119, TO SEAL PRIMER IN THE
AIR STREAM. TOTAL THICKNESS OF ALL COATS SHALL
BE BETWEEN 3 TO 4 MILS DRY FILM THICKNESS."
PARA 3.2.1.1.B (PAGE 5) AFTER "ASTM A 123"
INSERT "FOLLOWED BY TWO (2) COATS (1 MIL MDFT
EACH) OF YELLOW PRIMER CONFORMING TO TT-P-645
WITH THE COLOR NUMBER BEING LEFT UP TO THE
MANUFACTURER. ALL PARTS IN CONTACT WITH AIR
STREAM ARE TO BE GIVEN A FINAL COAT (1 MIL MDFT)
OF PHENOLIC VARNISH IN ACCORDANCE WITH TT-V-119,
TO SEAL PRIMER IN THE AIR STREAM. TOTAL
THICKNESS OF ALL COATS SHALL BE BETWEEN 3 TO 4
MILS DRY FILM THICKNESS."
PARA 3.2.1.1.C (PAGE 5) CHANGE THE PARAGRAPH
TO READ AS FOLLOWS: "ONE (1) COAT (2 TO 3 MILS
MDFT) OF EPOXY PRIMER CONFORMING TO MIL-P-24441,
FORMULA 150, FOLLOWED BY TWO (2) COATS (1 MIL
MDFT EACH) OF YELLOW PRIMER CONFORMING TO
SPE8E7-27-T-0206
SECTION B
TT-P-645 WITH THE COLOR NUMBER BEING LEFT UP TO
THE MANUFACTURER. ALL PARTS IN CONTACT WITH AIR
STREAM ARE TO BE GIVEN A FINAL COAT (1 MIL MDFT)
OF PHENOLIC VARNISH IN ACCORDANCE WITH TT-V-119,
TO SEAL PRIMER IN THE AIR STREAM. TOTAL
THICKNESS OF ALL COATS SHALL BE BETWEEN 5 TO 7
MILS DRY FILM THICKNESS."
PARA 3.2.1.1.D (PAGE 5) DELETE PARAGRAPH.
PARA 3.2.2.1 (PAGE 6) DELETE THE SECOND AND
THIRD SENTENCES AND SUBSTITUTE, "THE FASTENER
SHALL BE OF 300-SERIES CORROSION-RESISTANT STEEL
COATED WITH ZINC-RICH ANTI-SEIZE COMPOUND PRIOR
TO INSTALLATION. OTHERWISE, STEEL FASTENER WITH
CERAMIC COATING TO MIL-C-81751 SHALL BE USED."
PARA 3.2.3.2 (PAGE 6) LAST SENTENCE AFTER
"ASSEMBLY" ADD "TOTAL DRY FILM THICKNESS FOR
EACH COATING IS 2 TO 3 MILS. TOTAL OF ALL COATS
IS A NOMINAL 6 MILS DRY FILM THICKNESS."
PARA 3.3.2.2 (PAGE 7) LAST SENTENCE AFTER
"CASING" ADD "DIAMETER,".
PARA 3.3.2.6.4 (PAGE 9) CHANGE THE FOURTH
SENTENCE TO READ "FOR TYPE A AND X-A FANS, THE
OUTSIDE DIAMETER (OD) OF THE IMPELLER RIM SHALL
BE AT LEAST AS GREAT AS THE OD OF THE MOTOR
MOUNTING FLANGE. FOR TYPE L AND X-L FANS, THE OD
OF THE IMPELLER RIM SHALL BE NO GREATER THAN THE
OD OF THE MOTOR MOUNTING FLANGE."
PARA 3.3.2.7 TABLE III (PAGE 10) REVISE MIN.
FRAME COLUMN UNDER FAN TYPE L1 FROM "48" TO READ
"48/SPECIAL". UNDER COLUMN LOCK ROTOR CURRENT,
CHANGE "(56)1" TO READ "(48)1." UNDER FAN TYPES
"L1/2" AND "L1" AND COLUMN "MOTOR EFF.
(PERCENT)." DELETE "53" AND "46."
PARA 3.3.2.7.1.B (PAGE 11) AFTER "FOR SINGLE
PHASE POWER -" ADD "EITHER SPLIT PERMANENT
CAPACITOR OR."
PARA 3.3.2.7.1.D (PAGE 11) AFTER "INSULATION"
DELETE THE PARAGRAPH AND INSERT "CLASS F SEALED
INSULATION MOTOR TEMPERATURE RISE NOT TO
EXCEED 55 DEG C."
PARA 3.3.2.7.2 (PAGE 11) A. IN THE FIRST
SENTENCE, AFTER "BALL BEARINGS CONFORMING TO"
INSERT "FF-B-171 (ABEC-1) AS SPECIFIED IN
6.2.H." B. PARAGRAPH E. AFTER "25 DEG C" ADD
"FOR NUCLEAR APPLICATIONS, OR 35 DEG C FOR
NON-NUCLEAR APPLICATIONS,".
PARA 3.3.2.7.3 (PAGE 12) INSERT BETWEEN THE
THIRD AND FOURTH SENTENCES THE FOLLOWING:
"FRACTIONAL HORSEPOWER MOTORS DO NOT NEED TO
HAVE THE ROTOR TACK WELDED TO THE SHAFT IF THE
INTERFERENCE FIT BETWEEN THE ROTOR AND SHAFT IS
A MINIMUM OF .0008 INCH." DELETE "OD" IN THE
FOURTH SENTENCE AND INSERT "OUTER DIAMETER."
PARA 3.3.2.7.6 (PAGE 12) DELETE SECOND AND
THIRD SENTENCES AND ADD "FOR DRAINAGE IN THE
HORIZONTAL POSITION, APPLICABLE TO INTEGRAL AND
FRACTIONAL FRAME MOTORS, FOUR DRAINS IN ONE END
OF THE FRAME OR ON THE PERIPHERY IN ONE BRACKET
SHALL BE SPACED 90 DEGREES APART PLUS (+) OR
MINUS (-) 20 DEGREES USING THE CONDUIT
CENTERLINE OR STUFFING TUBE CONNECTION AS A
REFERENCE POINT.
PARA 3.3.3.1 (PAGE 13) REVISE TO READ AS
FOLLOWS: "3.3.3.1 AERODYNAMIC PERFORMANCE. THE
DESIGN POINT FOR EACH SIZE VANEAXIAL FAN SHALL
BE THE VOLUME-PRESSURE POINT AS SPECIFIED IN
TABLE IV. THE VOLUME SHALL BE THE VOLUME AT THE
FAN INLET AND THE PRESSURE SHALL BE THE TOTAL
PRESSURE (PT) IN THE WATER GAUGE (WG) AT THE FAN
DISCHARGE. THE VOLUMETRIC FLOW RATE SHALL NOT
SPE8E7-27-T-0206
SECTION B
EXCEED A RANGE OF -2% TO +5% OF THE APPLICABLE
BASE CURVE ON DRAWING 803-921784 AS MEASURED ON
A SYSTEM LINE. THE UPPER AND LOWER BOUNDS OF
THIS STABLE OPERATION REGION ARE AS INDICATED IN
FIGURE 1. THROUGHOUT THIS REGION, THE FAN SHALL
EXHIBIT STABLE OPERATION."
PARA 3.3.3.3.4 (PAGE 14) IN THIRD SENTENCE
DELETE "DRAWING 810-921784" AND ADD "DRAWING
803-921784."
PARA 3.3.4.1 (PAGE 16) CHANGE THE THIRD
SENTENCE TO READ "THE TP SHALL RISE CONTINUALLY
FROM FREE DELIVERY THROUGH THE DESIGN POINT TO
85% OF THE DESIGN VOLUME AS SPECIFIED IN TABLE
VI. REVISE DWG. NO. "803-921784" TO READ
"810-925368." AFTER LAST SENTENCE ADD "SEE
FIGURE 1."
PARA 3.6.1 (PAGE 19) UNDER "SYMBOL SEQUENCE 5
(LETTER)" AND COLUMN UNDER "MEANING" DELETE
"SUBMERSIBLE 15 FOOT" AND ADD "WATERTIGHT."
MIL-F-18953B QA PROVISIONS MODIFIED AS FOLLOWS:
MIL-F-18953B(SH), DATED 22 OCTOBER 1990 SHALL BE
MODIFIED AS FOLLOWS:
PARA 4.3.1 (PAGE 21) SAMPLES FOR
QUALIFICATION: CHANGE THIS PARAGRAPH TO READ AS
FOLLOWS "QUALIFICATION TESTS FOR TYPE A
FAN-MOTOR UNITS SHALL BE CONDUCTED AS FOLLOWS:
(1) A30, A28, A17, A8, A3-1/2, A2-1/2 OR A2 AND
A1/2 FOR SHOCK AND VIBRATION TESTS; (2) ALL
SIZES FOR BALANCE, PERFORMANCE, NOISE, HEAT, AND
SPEED TESTS; AND (3) CASING TIGHTNESS TEST IS
REQUIRED ONLY WHEN SPECIFIED IN CONTRACT OR
ORDER. PASSING QUALIFICATION TESTS FOR TYPE A
FAN-MOTOR UNITS WILL INCLUDE QUALIFICATION OF
ALL SIZES FOR TYPES L, X-A AND X-L FAN-MOTOR
UNITS. QUALIFICATION OF TYPES L AND X-L
FAN-MOTOR UNITS SUBMITTED WILL INCLUDE
QUALIFICATION FOR ONLY THESE TYPES AND SHALL BE
CONDUCTED AS FOLLOWS: (1) L3 AND L1 FOR SHOCK
AND VIBRATION TESTS; AND (2) EITHER ALL L SIZES
OR X-L SIZES FOR BALANCE, PERFORMANCE, NOISE,
HEAT AND SPEED TESTS. QUALIFICATION OF TYPE X-A
FAN-MOTOR UNITS SUBMITTED WILL INCLUDE
QUALIFICATION FOR THIS TYPE ONLY AND SHALL BE
CONDUCTED AS SPECIFIED AS TYPE A FAN-MOTOR
UNITS, EXCEPT FOR SHOCK TEST REQUIREMENT."
TABLE VII. TEST AGENDA (PAGE 21): (1) IN COLUMN
"TEST" CHANGE "CASING LIGHTNESS" TO READ "CASING
TIGHTNESS; (2) IN COLUMN "QUALIFICATION", ROW
"VIBRATION" CHANGE "A,L" TO READ "ALL"; ROW
"CASING TIGHTNESS" ADD "A, X-A4"; AND ROW
"SPEED" ADD "ALL"; AND (3) ON NOTE 1: CHANGE
"INDICATED" TO READ "AS SPECIFIED IN 4.3.1."
PARA 4.4. TYPE TESTS (PAGE 22): (1) IN SECOND
SENTENCE DELETE "PRIOR TO PRODUCTION"; (2) AFTER
"BY NAVSEA" ADD "(SEE 6.2.I)"; (3) CHANGE "A
SIMILAR UNIT" TO READ "A UNIT HAVING GREATER OR
EQUAL HORSEPOWER AND FAN-MOTOR WEIGHT" AND (4)
CHANGE "OF SIMILAR CONSTRUCTION" TO READ "A UNIT
HAVING GREATER OR EQUAL HORSEPOWER AND FAN-MOTOR
WEIGHT."
PARA 4.5 PERIODIC TESTS (PAGE 22): CHANGE "A
SIMILAR UNIT" TO READ "A UNIT HAVING GREATER OR
EQUAL HORSEPOWER AND FAN-MOTOR WEIGHT."
PARA 4.8.1 HIGH-IMPACT-SHOCK (PAGE 22): DELETE
"THE HIGH-IMPACT SHOCK ... AND VIBRATION
REQUIREMENTS." AND INSERT "THE HIGH-IMPACT SHOCK
TEST SHALL MEET THE REQUIREMENTS SPECIFIED IN
4.10."
PARA 4.8.2 VIBRATION TEST (PAGE 24): DELETE "THE
EXPLORATORY VIBRATION TEST ... PRIOR TO THESE
SPE8E7-27-T-0206
SECTION B
TESTS." AND INSERT "THE EXPLORATORY VIBRATION
TEST SPECIFIED IN MIL-STD-167-1 SHALL INCLUDE
FREQUENCIES FROM 4 HZ UP TO AND INCLUDING 33 HZ
AT THE TABLE AMPLITUDE SPECIFIED THEREIN. THE
VIBRATION TEST SHALL MEET THE REQUIREMENTS
SPECIFIED IN 4.10."
ADD PARA 4.10 TEST SCHEDULE AS FOLLOWS: "4.10
TEST SCHEDULE. THE TESTING FOR THE FAN SHALL BE
PERFORMED IN THE FOLLOWING ORDER UNLESS
EXTENSIONS FROM PREVIOUS TEST RESULTS HAVE BEEN
APPROVED:
A. BALANCE (4.8.3)
B. CASING TIGHTNESS (4.8.8)
C. BLADE TIP CLEARANCE MEASUREMENT (4.9)
D. PERFORMANCE (4.8.4), STALL AND RECOVERY
(4.8.4.1), SPEED (4.8.9) AND HEAT (4.8.6).THESE
TESTS SHALL BE CONDUCTED CONCURRENTLY.
E. NOISE (4.8.5)
F. VIBRATION TEST (4.8.2). THE CORRECTION OF
DAMAGE, WHICH MAY HAVE OCCURRED DURING THE
VIBRATION TEST, SHALL NOT BE PERFORMED PRIOR TO
TEST SPECIFIED IN 4.8.1.
G. HIGH-IMPACT SHOCK (4.8.1). AFTER CONDUCTING
THE HIGH-IMPACT SHOCK TEST, TESTS SPECIFIED IN
4.8.4 AND 4.8.4.1 SHALL BE AGAIN CONDUCTED
WITHOUT CORRECTION OF DAMAGES WHICH MAY HAVE
OCCURRED DURING THE SHOCK TEST. DATA FOR TESTS
SPECIFIED IN 4.8.4 AND 4.8.4.1, ONE BEFORE AND
ONE AFTER THE HIGH-IMPACT SHOCK TEST SHALL BE
SUBMITTED FOR NSN/Part Number: 4140-01-300-8058 Quantity: 1 EA Purchase Request: 7018730111QTY: 1 Delivery: 167 days ADO