11879C6-8A — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

11879C6-8A: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.755 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, thread_length: 0.615 INCHES MINIMUM AND 0.682 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-240-4026, 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

11879C6-8A

NSN: 5305-01-240-4026
FSC: 5305 — Screws
CAGE: 59563 — REID PRODUCTS INC. DBA REID PRODUCTS INC (USA)

SPECIFICATIONS

material	STEEL COMP XM-13 OVERALL
head_style	FLAT COUNTERSUNK
thread_class	3A A
head_diameter	0.755 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
thread_length	0.615 INCHES MINIMUM AND 0.682 INCHES MAXIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	1.125 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN
shoulder_length	0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM FIRST SHOULDER IN
special_features	SUPPLY WITH O RING PER ST7M251
thread_direction	RIGHT-HAND
countersink_angle	99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM
shoulder_diameter	0.4052 INCHES MINIMUM AND 0.4057 INCHES MAXIMUM FIRST SHOULDER IN
NSN	5305-01-240-4026

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 1.125 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN

•

SHOULDER LENGTH: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM FIRST SHOULDER IN

•

SHOULDER DIAMETER: 0.4052 INCHES MINIMUM AND 0.4057 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.615 INCHES MINIMUM AND 0.682 INCHES MAXIMUM IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.375 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	1.125 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN
SHOULDER LENGTH	0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER	0.4052 INCHES MINIMUM AND 0.4057 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.615 INCHES MINIMUM AND 0.682 INCHES MAXIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.375 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
SPECIAL FEATURES	SUPPLY WITH O RING PER ST7M251

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

HT4020-6-8AYReference document

Same NSN cross-reference

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

3M902C6-8ASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 11879C6-8A?

11879C6-8A is a SCREW,SHOULDER.

What parts can replace 11879C6-8A?

There are 2 known substitutes for 11879C6-8A: HT4020-6-8AY, 3M902C6-8A. Substitute compatibility should be verified for your specific system.

What is the NSN for 11879C6-8A?

11879C6-8A is cataloged in the U.S. Government catalog under NSN 5305-01-240-4026. This indicates validated use in U.S. government and defense supply chains.

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