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SL231-1-250 — RETAINER,NUT AND BOLT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SL231-1-250: RETAINER,NUT AND BOLT.

The RETAINER,NUT AND BOLT is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 0.500 INCHES NOMINAL IN, overall_height: 0.310 INCHES NOMINAL IN, overall_length: 0.590 INCHES NOMINAL IN, special_features: SUPPLIED WITH SELF-LOCKING NUT, surface_treatment: CADMIUM. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-251-0079, 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
SL231-1-250
NSN: 5340-00-251-0079
FSC: 5340 — Hardware, Commercial
CAGE: 97393 — SPS TECHNOLOGIES LLC DBA SHUR-LOK COMPANY DIV AEROSPACE ENGINEERED PRODUCTS DIVISION (USA)
SPECIFICATIONS
materialSTEEL
overall_width0.500 INCHES NOMINAL IN
overall_height0.310 INCHES NOMINAL IN
overall_length0.590 INCHES NOMINAL IN
special_featuresSUPPLIED WITH SELF-LOCKING NUT
surface_treatmentCADMIUM
material_thickness0.021 INCHES NOMINAL IN
NSN5340-00-251-0079
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SL231-1-250 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
•
MATERIAL THICKNESS: 0.021 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.310 INCHES NOMINAL IN
OVERALL LENGTH0.590 INCHES NOMINAL IN
OVERALL WIDTH0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.021 INCHES NOMINAL IN
SPECIAL FEATURESSUPPLIED WITH SELF-LOCKING NUT
SURFACE TREATMENTCADMIUM
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 7
977848-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
A4972-4-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
A4972-4-02Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1310000-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SP-NU001-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
333-1413-090Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 SL231-1-250?
SL231-1-250 is a RETAINER,NUT AND BOLT.
What parts can replace SL231-1-250?
There are 7 known substitutes for SL231-1-250: 977848-7, A4972-4-3, A4972-4-02 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SL231-1-250?
SL231-1-250 is cataloged in the U.S. Government catalog under NSN 5340-00-251-0079. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.