C2977-6-4 — PIN-RIVET

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

C2977-6-4: PIN-RIVET.

The PIN-RIVET is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R54520 OVERALL, head_style: FLUSH COUNTERSUNK, grip_length: 0.189 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, shank_style: STUMP, shank_diameter: 0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, fastener_length: 0.443 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5320-00-916-9672, 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

C2977-6-4

NSN: 5320-00-916-9672
FSC: 5320 — Rivets
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)

SPECIFICATIONS

material	TITANIUM ALLOY UNS R54520 OVERALL
head_style	FLUSH COUNTERSUNK
grip_length	0.189 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
shank_style	STUMP
shank_diameter	0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
fastener_length	0.443 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
special_features	VENT GROOVE IN SHANK
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
head_major_diameter	0.305 INCHES MAXIMUM IN
specification/standard_data	81755-C2977 MANUFACTURERS SPECIFICATION CONTROL AND 80205-NAS2706 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
material_document_and_classification	NAS 621 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN	5320-00-916-9672

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.443 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: NAS 621 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

HEAD STYLE: FLUSH COUNTERSUNK

•

SPECIFICATION/STANDARD DATA: 81755-C2977 MANUFACTURERS SPECIFICATION CONTROL AND 80205-NAS2706 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

•

GRIP LENGTH: 0.189 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN

•

SHANK STYLE: STUMP

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
FASTENER LENGTH	0.443 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	NAS 621 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLE	FLUSH COUNTERSUNK
SPECIFICATION/STANDARD DATA	81755-C2977 MANUFACTURERS SPECIFICATION CONTROL AND 80205-NAS2706 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
GRIP LENGTH	0.189 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SHANK STYLE	STUMP
SPECIAL FEATURES	VENT GROOVE IN SHANK
COUNTERSINK ANGLE	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
MATERIAL	TITANIUM ALLOY UNS R54520 OVERALL

OTHER ITEMS IN FSC 5320 — Rivets

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

5320-00-001-1756 5320-00-001-2042 5320-00-001-3944 5320-00-001-5126 5320-00-001-5151 5320-00-001-5152 5320-00-001-5153

SUBSTITUTES & CROSS-REFERENCES 3

H1416AP6-4Reference document

Same NSN cross-reference

Reference document — Secondary reference

H2706V4Reference document

Same NSN cross-reference

Reference document — Secondary reference

H2706V04Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is C2977-6-4?

C2977-6-4 is a PIN-RIVET.

What parts can replace C2977-6-4?

There are 3 known substitutes for C2977-6-4: H1416AP6-4, H2706V4, H2706V04. Substitute compatibility should be verified for your specific system.

What is the NSN for C2977-6-4?

C2977-6-4 is cataloged in the U.S. Government catalog under NSN 5320-00-916-9672. This indicates validated use in U.S. government and defense supply chains.

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