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11531A — 11531A

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

11531A: 11531A.

The 11531A is a the manufacturer industrial component. Key specifications include unit_type: SPECTRUM ANALYZER, overall_width: 7.250 INCHES NOMINAL IN, overall_height: 4.500 INCHES NOMINAL IN, overall_length: 17.500 INCHES NOMINAL IN, furnished_items: PANEL ASSY;CASE ASSY;HARNESS ASSY;TEST BOARD. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-274-4644, 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
MRO→ MRO_GENERAL→ 11531A
NSN: 5310-00-274-4644
NIINs: 002744644, 004507594
FSC: 5310 — Nuts and Washers
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
unit_typeSPECTRUM ANALYZER
overall_width7.250 INCHES NOMINAL IN
overall_height4.500 INCHES NOMINAL IN
overall_length17.500 INCHES NOMINAL IN
furnished_itemsPANEL ASSY;CASE ASSY;HARNESS ASSY;TEST BOARD
NSN5310-00-274-4644
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11531A · 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
•
WIDTH ACROSS FLATS: 0.938 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.625 INCHES IN
•
NUT HEIGHT: 1.000 INCHES NOMINAL IN
•
NUT STYLE: CAP
•
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.938 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.625 INCHES IN
NUT HEIGHT1.000 INCHES NOMINAL IN
NUT STYLECAP
THREAD CLASS3B
THREAD QUANTITY PER INCH11
MATERIALSTEEL COMP 1212 OVERALL
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 11531A?
11531A is a 11531A. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 11531A?
11531A is cataloged in the U.S. Government catalog under NSN 5310-00-274-4644. 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.