HT8137-4-9ASM — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

HT8137-4-9ASM: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R56400 OVERALL, head_style: FILLISTER COUNTERSUNK, grip_length: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN, head_height: 0.051 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-344-5533, 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

HT8137-4-9ASM

NSN: 5305-01-344-5533
FSC: 5305 — Screws
CAGE: 0PTK6 — SPS TECHNOLOGIES INC (USA)

SPECIFICATIONS

material	TITANIUM ALLOY UNS R56400 OVERALL
head_style	FILLISTER COUNTERSUNK
grip_length	0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
head_height	0.051 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter	0.5018 INCHES MINIMUM AND 0.5066 INCHES MAXIMUM IN
thread_length	0.469 INCHES NOMINAL IN
fastener_length	1.015 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
features_provided	DRY FILM LUBRICANT AND O RING
NSN	5305-01-344-5533

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.051 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN

•

FASTENER LENGTH: 1.015 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.469 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

FEATURES PROVIDED: DRY FILM LUBRICANT AND O RING

•

HEAD STYLE: FILLISTER COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.051 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN
FASTENER LENGTH	1.015 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
THREAD LENGTH	0.469 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES IN
FEATURES PROVIDED	DRY FILM LUBRICANT AND O RING
HEAD STYLE	FILLISTER COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
GRIP LENGTH	0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
GRIP DIAMETER	0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM 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 2

ST3M430V4-9ASMSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

HT271A4-9MSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

Ready to buy HT8137-4-9ASM?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is HT8137-4-9ASM?

HT8137-4-9ASM is a SCREW,CLOSE TOLERANCE.

What parts can replace HT8137-4-9ASM?

There are 2 known substitutes for HT8137-4-9ASM: ST3M430V4-9ASM, HT271A4-9M. Substitute compatibility should be verified for your specific system.

What is the NSN for HT8137-4-9ASM?

HT8137-4-9ASM is cataloged in the U.S. Government catalog under NSN 5305-01-344-5533. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

HT8137-4-9ASM — SCREW,CLOSE TOLERANCE

Request a Quote — HT8137-4-9ASM