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218274 — HOUSING,COOLANT PUMP,ENGINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

218274: HOUSING,COOLANT PUMP,ENGINE.

The HOUSING,COOLANT PUMP,ENGINE is a the manufacturer industrial component. Key specifications include end_item_identification: 4210-01-137-9944, general_characteristics_item_description: CAST IRON; BOLT MTD; 11 BOLT HOLES; RECTANGULAR SHAPED; W/O INTERNAL WORKING PARTS. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-807-5332, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
218274
NSN: 5325-00-807-5332
NIINs: 008075332, 012164123
FSC: 5325 — Fastening Devices
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
end_item_identification4210-01-137-9944
general_characteristics_item_descriptionCAST IRON; BOLT MTD; 11 BOLT HOLES; RECTANGULAR SHAPED; W/O INTERNAL WORKING PARTS
NSN5325-00-807-5332
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 218274 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL HARDNESS RATING: 63.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM
•
USAGE DESIGN: INTERNAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 0.689 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: INTERNAL
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING63.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM
USAGE DESIGNINTERNAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5520 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER0.689 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
MAJOR THICKNESS0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEINTERNAL
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 632
SUBSTITUTES & CROSS-REFERENCES 9
277-501-1062Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
167-00-00-65Reference document
Same NSN cross-reference
Reference document — Secondary reference
Q4-62Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
857278Reference document
Same NSN cross-reference
Reference document — Secondary reference
802057Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
92179-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 218274?
218274 is a HOUSING,COOLANT PUMP,ENGINE.
What parts can replace 218274?
There are 9 known substitutes for 218274: 277-501-1062, 167-00-00-65, Q4-62 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 218274?
218274 is cataloged in the U.S. Government catalog under NSN 5325-00-807-5332. This indicates validated use in U.S. government and defense supply chains.
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