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312307 — WASHER,FLAT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

312307: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include width: 0.500 INCHES IN, length: 27.000 YARDS, material: PLASTIC POLYAMIDE NYLON LOCATION NOT OTHERWISE SPECIFIED, special_features: HARMONICA SHAPED;0.004 IN. TK IN, supplementary_features: IMILAR BUT NOT INTERCHANGABLE W/ 7510-01-186-3987, type/model_designation: DATA PRODUCTS.

This part is cataloged in the U.S. Government catalog under NSN 5340-00-212-0629, 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
312307
NSN: 5340-00-212-0629
NIINs: 002120629, 012306881, 016810821
FSC: 5340 — Hardware, Commercial
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
width0.500 INCHES IN
length27.000 YARDS
materialPLASTIC POLYAMIDE NYLON LOCATION NOT OTHERWISE SPECIFIED
special_featuresHARMONICA SHAPED;0.004 IN. TK IN
supplementary_featuresIMILAR BUT NOT INTERCHANGABLE W/ 7510-01-186-3987
type/model_designationDATA PRODUCTS
end_item_identification8020,8021 AND 8022
NSN5340-00-212-0629
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 312307 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LENGTH: 0.609 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
LENGTH0.609 INCHES NOMINAL IN
SPECIAL FEATURESWIDTH0.188 IN;THICKNESS 0.020 IN IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 312307?
312307 is a WASHER,FLAT.
What is the NSN for 312307?
312307 is cataloged in the U.S. Government catalog under NSN 5340-00-212-0629. This indicates validated use in U.S. government and defense supply chains.
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