51538-31 — FILTER ELEMENT,AIR CONDITIONING

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

51538-31: FILTER ELEMENT,AIR CONDITIONING.

FILTER ELEMENT,AIR CONDITIONING. Key specifications include material: ALUMINUM ALLOY 6063 FRAME, design_type: REUSABLE, overall_width: 9.070 INCHES MINIMUM AND 10.030 INCHES MAXIMUM IN, body_thickness: 0.693 INCHES MINIMUM AND 0.759 INCHES MAXIMUM IN, style_designator: RECTANGULAR (INCL SQUARE), surface_treatment: CHROMATE FILTERING MEDIUM. This part is cataloged in the U.S.

Government catalog under NSN 5999-00-435-8731, 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→ 51538-31

NSN: 5999-00-435-8731
NIINs: 004358731, 010128189, 011220523
FSC: 5999 — Miscellaneous Electrical and Electronic Components
CAGE: 15472 — SOLVENTUM PURIFICATION INC. DIV FILTRATION AND SEPARATION DIVISION (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 6063 FRAME
design_type	REUSABLE
overall_width	9.070 INCHES MINIMUM AND 10.030 INCHES MAXIMUM IN
body_thickness	0.693 INCHES MINIMUM AND 0.759 INCHES MAXIMUM IN
special_features	ELECTROMAGNETIC INTERFERENCE GASKET; 16 FASTENER HOLES; ALUMINUM ALLOY,QQ-A-359,ALLOY 3003,H14 FLAT GRILLES ON BOTH SIDES
style_designator	RECTANGULAR (INCL SQUARE)
surface_treatment	CHROMATE FILTERING MEDIUM
body_overall_length	17.970 INCHES MINIMUM AND 18.030 INCHES MAXIMUM IN
filtering_media_design	CRIMPED FIRST FILTERING MEDIA RESPONSE
material_document_and_classification	QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE FRAME
surface_treatment_document_and_classification	MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE FRAME
NSN	5999-00-435-8731

COMPONENT DIAGRAM

KEY FEATURES

•

CRITICALITY CODE JUSTIFICATION: ZZZY

•

REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.

TECHNICAL CHARACTERISTICS

CRITICALITY CODE JUSTIFICATION	ZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.

SUBSTITUTES & CROSS-REFERENCES 3

51539-01Reference document

Same NSN cross-reference

Reference document — Secondary reference

51539-1Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

51598ITEM31(SPCLN)Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required (F)

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FREQUENTLY ASKED QUESTIONS

What is 51538-31?

51538-31 is a FILTER ELEMENT,AIR CONDITIONING. It is classified as a MRO (MRO_GENERAL).

What parts can replace 51538-31?

There are 3 known substitutes for 51538-31: 51539-01, 51539-1, 51598ITEM31(SPCLN). Substitute compatibility should be verified for your specific system.

What is the NSN for 51538-31?

51538-31 is cataloged in the U.S. Government catalog under NSN 5999-00-435-8731. This indicates validated use in U.S. government and defense supply chains.

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51538-31 — FILTER ELEMENT,AIR CONDITIONING

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