WE0638TB — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

WE0638TB: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON EXTENDED WASHER, head_height: 0.510 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.250 INCHES NOMINAL IN, fastener_length: 4.500 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-159-1289, 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

WE0638TB

NSN: 5305-01-159-1289
FSC: 5305 — Screws
CAGE: 52167 — R B AND W CORP (USA)

SPECIFICATIONS

head_style	HEXAGON EXTENDED WASHER
head_height	0.510 INCHES NOMINAL IN
thread_class	2A A
thread_length	1.250 INCHES NOMINAL IN
fastener_length	4.500 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
surface_treatment	PHOSPHATE OVERALL
width_between_flats	0.750 INCHES NOMINAL IN
end_item_identification	HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS);2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM)
nominal_thread_diameter	0.500 INCHES IN
extended_washer_diameter	1.070 INCHES NOMINAL IN
thread_quantity_per_inch	13
NSN	5305-01-159-1289

COMPONENT DIAGRAM

KEY FEATURES

•

EXTENDED WASHER THICKNESS: 0.080 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.510 INCHES NOMINAL IN

•

FASTENER LENGTH: 4.500 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: DOD-P-16232 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

EXTENDED WASHER DIAMETER: 1.070 INCHES NOMINAL IN

•

THREAD LENGTH: 1.250 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.500 INCHES IN

•

HEAD STYLE: HEXAGON EXTENDED WASHER

TECHNICAL CHARACTERISTICS

EXTENDED WASHER THICKNESS	0.080 INCHES NOMINAL IN
HEAD HEIGHT	0.510 INCHES NOMINAL IN
FASTENER LENGTH	4.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	DOD-P-16232 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER	1.070 INCHES NOMINAL IN
THREAD LENGTH	1.250 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.500 INCHES IN
HEAD STYLE	HEXAGON EXTENDED WASHER
THREAD DIRECTION	RIGHT-HAND
WIDTH BETWEEN FLATS	0.750 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831

SUBSTITUTES & CROSS-REFERENCES 1

1340510Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is WE0638TB?

WE0638TB is a SCREW,CAP,HEXAGON HEAD.

What parts can replace WE0638TB?

There is 1 known substitute for WE0638TB: 1340510. Substitute compatibility should be verified for your specific system.

What is the NSN for WE0638TB?

WE0638TB is cataloged in the U.S. Government catalog under NSN 5305-01-159-1289. This indicates validated use in U.S. government and defense supply chains.

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WE0638TB — SCREW,CAP,HEXAGON HEAD

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