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277A2 — GENERATOR,VACUUM

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

277A2: GENERATOR,VACUUM.

The GENERATOR,VACUUM is a the manufacturer industrial component. Key specifications include end_item_identification: WEAPON SYSTEM E/I SUPPORT EQUIPMENT; TRAILERTNK400, general_characteristics_item_description: W/GENERATOR,VACUMM AND SILENCER PACK; O/A LG 19.875 IN.; O/A W 12.500 IN.; O/A HGT 6.250 IN. IN.

This part is cataloged in the U.S. Government catalog under NSN 5310-00-596-4737, 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
277A2
NSN: 5310-00-596-4737
NIINs: 005964737, 006714525, 013914226
FSC: 5310 — Nuts and Washers
CAGE: 72314 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. (USA)
SPECIFICATIONS
end_item_identificationWEAPON SYSTEM E/I SUPPORT EQUIPMENT; TRAILERTNK400
general_characteristics_item_descriptionW/GENERATOR,VACUMM AND SILENCER PACK; O/A LG 19.875 IN.; O/A W 12.500 IN.; O/A HGT 6.250 IN. IN
NSN5310-00-596-4737
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 277A2 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: CONVEX
•
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.016 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.189 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCONVEX
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
MATERIAL THICKNESS0.016 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.189 INCHES NOMINAL IN
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 277A2?
277A2 is a GENERATOR,VACUUM.
What is the NSN for 277A2?
277A2 is cataloged in the U.S. Government catalog under NSN 5310-00-596-4737. 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.