FT1953-8-1 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

FT1953-8-1: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT CHAMFER, head_height: 0.125 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.250 INCHES NOMINAL IN, thread_length: 0.470 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-322-2548, 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

FT1953-8-1

NSN: 5305-01-322-2548
FSC: 5305 — Screws
CAGE: 58794 — FASTENER TECHNOLOGY CORP (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
head_style	FLAT CHAMFER
head_height	0.125 INCHES NOMINAL IN
thread_class	2A A
head_diameter	0.250 INCHES NOMINAL IN
thread_length	0.470 INCHES MINIMUM IN
fastener_length	0.538 INCHES NOMINAL IN
special_features	COUNTERBORE HOLE IN THREADED END,2 SPLINE CUT OUTS LONGITUDINALLY SPACED 180.0 DEGREES OPPOSITE EACH OTHER
thread_direction	RIGHT-HAND
surface_treatment	OXIDE OVERALL
width_across_flats	0.1406 INCHES MINIMUM AND 0.1426 INCHES MAXIMUM IN
internal_drive_style	HEXAGON
NSN	5305-01-322-2548

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.1406 INCHES MINIMUM AND 0.1426 INCHES MAXIMUM IN

•

HEAD HEIGHT: 0.125 INCHES NOMINAL IN

•

FASTENER LENGTH: 0.538 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.470 INCHES MINIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.164 INCHES IN

•

HEAD STYLE: FLAT CHAMFER

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.1406 INCHES MINIMUM AND 0.1426 INCHES MAXIMUM IN
HEAD HEIGHT	0.125 INCHES NOMINAL IN
FASTENER LENGTH	0.538 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.470 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.164 INCHES IN
HEAD STYLE	FLAT CHAMFER
THREAD DIRECTION	RIGHT-HAND
COLOR	BLACK OVERALL

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

G371923-1Reference 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 FT1953-8-1?

FT1953-8-1 is a SCREW,CAP,SOCKET HEAD.

What parts can replace FT1953-8-1?

There is 1 known substitute for FT1953-8-1: G371923-1. Substitute compatibility should be verified for your specific system.

What is the NSN for FT1953-8-1?

FT1953-8-1 is cataloged in the U.S. Government catalog under NSN 5305-01-322-2548. This indicates validated use in U.S. government and defense supply chains.

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FT1953-8-1 — SCREW,CAP,SOCKET HEAD

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