PartsTable
Technical Data Sheet
955-7 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

LINE SECTION,RADIO FREQUENCY TRA. Key specifications include material: ALUMINUM OR COPPER ALLOY, fuel_filter: INCLUDED, hole_diameter: 0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN, mounting_type: NONSTANDARD, overall_width: 4.725 INCHES NOMINAL IN, priming_lever: INCLUDED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-0728, 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
955-7
NSN: 5310-00-167-0728
FSC: 5310
CAGE: 80049 — DEPARTMENT OF THE AIR FORCE (USA)
SPECIFICATIONS
materialALUMINUM OR COPPER ALLOY
fuel_filterINCLUDED
hole_diameter0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN
mounting_typeNONSTANDARD
overall_width4.725 INCHES NOMINAL IN
priming_leverINCLUDED
stroke_length0.124 INCHES NOMINAL IN
drain_facilityNOT INCLUDED
overall_height4.725 INCHES NOMINAL IN
overall_length2.090 INCHES NOMINAL IN
vacuum_boosterNOT INCLUDED
fording_featureNOT INCLUDED
NSN5310-00-167-0728
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 955-7 · 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
MATERIAL THICKNESS: 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
OUTSIDE DIAMETER: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
STYLE DESIGNATOR: CONVEX
HOLE DIAMETER: 0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN
MATERIAL: STEEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AN-P-61 FED SPEC 1ST TREATMENT RESPONSE AND AN-P-32 FED SPEC 2ND TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL THICKNESS0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
STYLE DESIGNATORCONVEX
HOLE DIAMETER0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAN-P-61 FED SPEC 1ST TREATMENT RESPONSE AND AN-P-32 FED SPEC 2ND TREATMENT RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
5590929-1853Interchangeable
interchangeable cross-reference
interchangeable
5592113-9557Interchangeable
interchangeable cross-reference
interchangeable
5592113Interchangeable
interchangeable cross-reference
interchangeable
547F003155Interchangeable
interchangeable cross-reference
interchangeable
547D003155Interchangeable
interchangeable cross-reference
interchangeable
7262 PIECE 39Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 955-7?
955-7 is a LINE SECTION,RADIO FREQUENCY TRA.
What parts can replace 955-7?
There are 10 known substitutes for 955-7: 5590929-1853, 5592113-9557, 5592113 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 955-7?
955-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-0728. This indicates validated use in U.S. government and defense supply chains.
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