6977ED12 PIECE 4 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

6977ED12 PIECE 4: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, thickness: 0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN, hole_diameter: 0.203 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN, overall_diameter: 0.500 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-138-4230, 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

6977ED12 PIECE 4

NSN: 5310-01-138-4230
FSC: 5310 — Nuts and Washers
CAGE: 27192 — DRS NAVAL POWER SYSTEMS INC DBA DRS POWER & CONTROL TECHNOLOGIES INC (USA)

SPECIFICATIONS

material	RUBBER SYNTHETIC OVERALL
thickness	0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
hole_diameter	0.203 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
overall_diameter	0.500 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
NSN	5310-01-138-4230

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 0.500 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: RUBBER SYNTHETIC OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

•

HOLE DIAMETER: 0.203 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN

•

THICKNESS: 0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	0.500 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	RUBBER SYNTHETIC OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.203 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
THICKNESS	0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN

OTHER ITEMS IN FSC 5310 — Nuts and Washers

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

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 1

16-900-3Same 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 6977ED12 PIECE 4?

6977ED12 PIECE 4 is a WASHER,FLAT.

What parts can replace 6977ED12 PIECE 4?

There is 1 known substitute for 6977ED12 PIECE 4: 16-900-3. Substitute compatibility should be verified for your specific system.

What is the NSN for 6977ED12 PIECE 4?

6977ED12 PIECE 4 is cataloged in the U.S. Government catalog under NSN 5310-01-138-4230. This indicates validated use in U.S. government and defense supply chains.

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