ND3955 ITEM 7 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

ND3955 ITEM 7: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL UNS K03104 FASTENER, head_style: KNURLED NO. 1, head_height: 0.750 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 1.125 INCHES NOMINAL IN, thread_length: 1.500 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-372-4279, 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

ND3955 ITEM 7

NSN: 5305-01-372-4279
FSC: 5305 — Screws
CAGE: 18444 — OIL STATES INDUSTRIES, INC. DIV SPECIAL PRODUCTS DIV (USA)

SPECIFICATIONS

material	STEEL UNS K03104 FASTENER
head_style	KNURLED NO. 1
head_height	0.750 INCHES NOMINAL IN
thread_class	3A A
head_diameter	1.125 INCHES NOMINAL IN
thread_length	1.500 INCHES MAXIMUM IN
fastener_length	1.440 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
hardness_rating	37.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER
locking_feature	PELLET THREADS
thread_direction	RIGHT-HAND
width_across_flats	0.625 INCHES NOMINAL IN
internal_drive_style	HEXAGON
NSN	5305-01-372-4279

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.625 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.750 INCHES NOMINAL IN

•

FASTENER LENGTH: 1.440 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN

•

THREAD LENGTH: 1.500 INCHES MAXIMUM IN

•

HARDNESS RATING: 37.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE FASTENER

•

NOMINAL THREAD DIAMETER: 0.750 INCHES IN

•

HEAD STYLE: KNURLED NO. 1

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.625 INCHES NOMINAL IN
HEAD HEIGHT	0.750 INCHES NOMINAL IN
FASTENER LENGTH	1.440 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
THREAD LENGTH	1.500 INCHES MAXIMUM IN
HARDNESS RATING	37.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
NOMINAL THREAD DIAMETER	0.750 INCHES IN
HEAD STYLE	KNURLED NO. 1
THREAD DIRECTION	RIGHT-HAND
NONDEFINITIVE SPEC/STD DATA	2 TYPE AND A574 GRADE

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 3

0.75010UNC3A1.5 00T2G574SEBReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

MIL-S-1222Reference document

Same NSN cross-reference

Reference document — Secondary reference

MIL-DTL-1222Reference document

Same NSN cross-reference

Reference document — Identification 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 ND3955 ITEM 7?

ND3955 ITEM 7 is a SCREW,CAP,SOCKET HEAD.

What parts can replace ND3955 ITEM 7?

There are 3 known substitutes for ND3955 ITEM 7: 0.75010UNC3A1.5 00T2G574SEB, MIL-S-1222, MIL-DTL-1222. Substitute compatibility should be verified for your specific system.

What is the NSN for ND3955 ITEM 7?

ND3955 ITEM 7 is cataloged in the U.S. Government catalog under NSN 5305-01-372-4279. This indicates validated use in U.S. government and defense supply chains.

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